[INFO] fetching crate webauthn-rs 0.1.4...
[INFO] checking webauthn-rs-0.1.4 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate webauthn-rs 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate webauthn-rs 0.1.4 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate webauthn-rs 0.1.4
[INFO] finished tweaking crates.io crate webauthn-rs 0.1.4
[INFO] tweaked toml for crates.io crate webauthn-rs 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be2a74b284aaf3c56f47aa3d04a7392eb3a7b8cdc2563fea90932c89652a81fa
[INFO] running `"docker" "start" "-a" "be2a74b284aaf3c56f47aa3d04a7392eb3a7b8cdc2563fea90932c89652a81fa"`
[INFO] [stderr]    Compiling webauthn-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking ring v0.13.5
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking http v0.1.19
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking askama_shared v0.6.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking cookie v0.11.1
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr] warning: type alias is never used: `CBORExtensions`
[INFO] [stderr]    --> src/proto.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub(crate) type CBORExtensions = serde_cbor::Value;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling askama_derive v0.6.4
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking askama v0.6.4
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking actix-web v0.7.19
[INFO] [stderr] warning: type alias is never used: `CBORExtensions`
[INFO] [stderr]    --> src/proto.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub(crate) type CBORExtensions = serde_cbor::Value;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `time::Duration`
[INFO] [stderr]   --> examples/actix/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | use time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> examples/actix/main.rs:237:52
[INFO] [stderr]     |
[INFO] [stderr] 237 |                     .with_async_config(register, |((cfg),)| {
[INFO] [stderr]     |                                                    ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> examples/actix/main.rs:243:49
[INFO] [stderr]     |
[INFO] [stderr] 243 |                     .with_async_config(login, |((cfg),)| {
[INFO] [stderr]     |                                                 ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/actix/main.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         Err(e) => {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/actix/main.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |             Err(e) => {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `"docker" "inspect" "be2a74b284aaf3c56f47aa3d04a7392eb3a7b8cdc2563fea90932c89652a81fa"`
[INFO] running `"docker" "rm" "-f" "be2a74b284aaf3c56f47aa3d04a7392eb3a7b8cdc2563fea90932c89652a81fa"`
[INFO] [stdout] be2a74b284aaf3c56f47aa3d04a7392eb3a7b8cdc2563fea90932c89652a81fa